Watts 007-QT-FZ 1/2 - Part of the 007 Series Window Well Cover and a unique positive check

and a unique positive check module

It is suitable for a full range of liquids and gases

It consists of a seat and a seat O-ring

The unit comes with a fastener system engineered to withstand hurricane-force winds and is still easy to remove when necessary

The reduced water pressure range is 10 to 125 psi (0

Watts 007-QT-FZ 1/2 - Part of the 007 Series Window Well Cover and a unique positive checkThis 1 2 inch double check valve backflow preventer assembly is designed to prevent the backflow of polluted water from entering into the potable water supply due to backsiphonage and or backpressure in accordance with national plumbing codes and water authority requirements. Its compact modular design facilitates easy maintenance with a single access cover for in line repairs. It is ideal for protection in continuous pressure piping applications and